/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package frontController;

import businessDelegates.AdminBusinessDelegate;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author williamprado
 */
@WebServlet(name="adminFrontController", urlPatterns={"/adminFrontController"})
public class adminFrontController extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {

        String action = request.getParameter("action");
        HttpSession sesion = request.getSession();

        if(action==null){
                sesion.setAttribute("error", "Lo siento ha ocurrido un error.");
                response.sendRedirect("error.jsp");
            }
        if(action.equals("toadmvistas")){
            int num = 0;
            AdminBusinessDelegate abd = new AdminBusinessDelegate();
            num = abd.getBasicRowsParam();
            sesion.setAttribute("currentRows", num);
            response.sendRedirect("admin/changerows.jsp");
        }
        if(action.equals("setrows")){
            int rows = 0;
            AdminBusinessDelegate abd = new AdminBusinessDelegate();
            rows = Integer.parseInt(request.getParameter("rowsNew"));
            abd.setBasicRowsParam(rows);            
            if(abd.getBasicRowsParam() == rows){
                sesion.setAttribute("message","Parametro cambiado exitosamente");
            }else{
                sesion.setAttribute("message","error cambiando el parametro");
            }
            sesion.setAttribute("currentRows",abd.getBasicRowsParam());
                response.sendRedirect("admin/changerows.jsp");
        }


        /*response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
             TODO output your page here
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet adminFrontController</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet adminFrontController at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
            
        } finally { 
            out.close();
        }*/
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
